Keep the emission system on your 2020-2025 Chevy/GMC 6.6L L5P Duramax functioning properly with a high-quality replacement Catalytic Converter. Universal Catalytic Converters typically install with welding or cutting to the current exhaust system as they are designed to work for multiple applications. With different types on the market, you can find Direct-fit Catalytic Converters that are specially engineered to mount in the factory location on your vehicle without the need for additional fabrication. Shop XDP and get a replacement Catalytic Converter from industry leading brands like Magnaflow.